img_utils.py 文件源码

def center_crop(image, pre_height, pre_width, height, width):
    h, w = image.shape[:2]
    j, i = int((h - pre_height)/2.), int((w - pre_width)/2.)
    return scipy.misc.imresize(
        image[j:j+pre_height, i:i+pre_width], [height, width])